6140647 has 2 divisors, whose sum is σ = 6140648. Its totient is φ = 6140646.

The previous prime is 6140593. The next prime is 6140653. The reversal of 6140647 is 7460416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6140647 - 2¹¹ = 6138599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6140657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3070323 + 3070324.

It is an arithmetic number, because the mean of its divisors is an integer number (3070324).

Almost surely, 2^6140647 is an apocalyptic number.

6140647 is a deficient number, since it is larger than the sum of its proper divisors (1).

6140647 is an equidigital number, since it uses as much as digits as its factorization.

6140647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 6140647 is about 2478.0328892087. The cubic root of 6140647 is about 183.1209548043.

The spelling of 6140647 in words is "six million, one hundred forty thousand, six hundred forty-seven".